Home / 11,479,397.30-15,842,688-8,573,745.86

Finding the Fourth Proportional to 11,479,397.30, 15,842,688 and 8,573,745.86

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Solution

The fourth proportional to 11,479,397.30, 15,842,688 and 8,573,745.86 is: 11,832,605.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,479,397.30 : 15,842,688 = 8,573,745.86 : x
  2. Step 2: Convert to fraction form
    11,479,397.30/15,842,688 = 8,573,745.86/x
  3. Step 3: Cross multiply
    11,479,397.30x = 15,842,688 × 8,573,745.86
  4. Step 4: Simplify right side
    11,479,397.30x = 135,831,180,651,271.67
  5. Step 5: Solve for x
    x = 135,831,180,651,271.67/11,479,397.30
  6. Step 6: Final answer
    x = 11,832,605.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.